<!DOCTYPE html>
<!--
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<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
    </head>
    <body>
    <?php
        $xj=2*7.99;
        $pg=1*6.89;
        $jz=3*3.99;
        $sum=($xj+$pg+$jz)*0.8;
    ?>   
  <table width="400" border="1">
  <tbody>
    <tr>
      <th scope="col">商品名称</th>
      <th scope="col">购买数量</th>
      <th scope="col">商品价格</th>
    </tr>
    <tr>
      <td>香蕉</td>
      <td>2</td>
      <td>7.99</td>
    </tr>
    <tr>
      <td>苹果</td>
      <td>1</td>
      <td>6.89</td>
    </tr>
    <tr>
      <td>橘子</td>
      <td>3</td>
      <td>3.99</td>
    </tr>
    <tr>
      <td>&nbsp;</td>
      <td>&nbsp;</td>
      <td>商品折扣：0.8</td>
    </tr>
    <tr>
      <td colspan="3" align="right"><blockquote>
        <p>打折后购买商品总价格：<?php echo $sum;  ?>
           元</p>
      </blockquote></td>
    </tr>
  </tbody>
</table>
    </body>
</html>
